diff --git a/pkg/exchange/max/exchange.go b/pkg/exchange/max/exchange.go
index 927a746f5..8d3d9eb7a 100644
--- a/pkg/exchange/max/exchange.go
+++ b/pkg/exchange/max/exchange.go
@@ -99,8 +99,12 @@ func (e *Exchange) QueryWithdrawHistory(ctx context.Context, asset string, since
 		}
 
 		log.Infof("querying withdraw %s: %s <=> %s", asset, startTime, endTime)
-		withdraws, err := e.client.AccountService.NewGetWithdrawalHistoryRequest().
-			Currency(toLocalCurrency(asset)).
+		req := e.client.AccountService.NewGetWithdrawalHistoryRequest()
+		if len(asset) > 0 {
+			req.Currency(toLocalCurrency(asset))
+		}
+
+		withdraws, err := req.
 			From(startTime.Unix()).
 			To(endTime.Unix()).
 			Do(ctx)
@@ -165,8 +169,12 @@ func (e *Exchange) QueryDepositHistory(ctx context.Context, asset string, since,
 		}
 
 		log.Infof("querying deposit history %s: %s <=> %s", asset, startTime, endTime)
-		deposits, err := e.client.AccountService.NewGetDepositHistoryRequest().
-			Currency(toLocalCurrency(asset)).
+		req := e.client.AccountService.NewGetDepositHistoryRequest()
+		if len(asset) > 0 {
+			req.Currency(toLocalCurrency(asset))
+		}
+
+		deposits, err := req.
 			From(startTime.Unix()).
 			To(endTime.Unix()).Do(ctx)
 
diff --git a/pkg/exchange/max/maxapi/account.go b/pkg/exchange/max/maxapi/account.go
index 7977f3502..2a43f2fbb 100644
--- a/pkg/exchange/max/maxapi/account.go
+++ b/pkg/exchange/max/maxapi/account.go
@@ -126,7 +126,7 @@ type Deposit struct {
 type GetDepositHistoryRequestParams struct {
 	*PrivateRequestParams
 
-	Currency string `json:"currency"`
+	Currency string `json:"currency,omitempty"`
 	From     int64  `json:"from,omitempty"`  // seconds
 	To       int64  `json:"to,omitempty"`    // seconds
 	State    string `json:"state,omitempty"` // submitting, submitted, rejected, accepted, checking, refunded, canceled, suspect
@@ -212,7 +212,7 @@ type Withdraw struct {
 type GetWithdrawHistoryRequestParams struct {
 	*PrivateRequestParams
 
-	Currency string `json:"currency"`
+	Currency string `json:"currency,omitempty"`
 	From     int64  `json:"from,omitempty"`  // seconds
 	To       int64  `json:"to,omitempty"`    // seconds
 	State    string `json:"state,omitempty"` // submitting, submitted, rejected, accepted, checking, refunded, canceled, suspect